Adjust docs

Author: sam701

README.md

@@ -22,6 +22,7 @@ Inspired by [urfave/cli](https://github.com/urfave/cli) Go package.
 * colored help messages when TTY is attached
 
 ## Usage
+[API Documentation](https://sam701.github.io/zig-cli)
 ```zig
 const std = @import("std");
 const cli = @import("cli");

src/root.zig

@@ -10,8 +10,8 @@
 //!     port: u16 = undefined,
 //! }{};
 //!
-//! pub fn main() !void {
-//!     var r = try cli.AppRunner.init(std.heap.page_allocator);
+//! pub fn main(init: std.process.Init) !void {
+//!     var r = cli.AppRunner.init(&init);
 //!
 //!     // Create an App with a command named "short" that takes host and port options.
 //!     const app = cli.App{